Possible Clues:

• Grp. whose seal has the words 'This we'll defend'
• Patton's employer
• You and me join Irish Defence Forces fighting in Afghanistan
• Outfit for GI Joe
• Onetime 'Be all you can be' sloganeer
• *Service branch
• Overseas service for those fighting a losing battle in Afghanistan perhaps
• G.I. Joe's outfit
• Mil. branch that wanted you to 'be all you can be'
• Fort Bragg mil. branch